}

        public int hashCode() {
            return parent.hashCode();
        }

        public E get(final int index) {
            return parent.get(index);
        }

        public E set(final int index, final E element) {
            return parent.set(index, element);
        }

        public void add(final int index, final E element) {

        }

        public int hashCode() {
            return parent.hashCode();
        }

        public E get(final int index) {
            return parent.get(index);
        }

        public E set(final int index, final E element) {
            return parent.set(index, element);
        }

        public void add(final int index, final E element) {

        doDelete(entity, null);
    }

    public int queryDelete(CBCall<AccessTokenCB> cbLambda) {
        return doQueryDelete(createCB(cbLambda), null);
    }

    public int[] batchInsert(List<AccessToken> list) {
        return batchInsert(list, null, null);
    }

    public int[] batchInsert(List<AccessToken> list, RequestOptionCall<BulkRequestBuilder> call) {

        doDelete(entity, null);
    }

    public int queryDelete(CBCall<DuplicateHostCB> cbLambda) {
        return doQueryDelete(createCB(cbLambda), null);
    }

    public int[] batchInsert(List<DuplicateHost> list) {
        return batchInsert(list, null, null);
    }

    public int[] batchInsert(List<DuplicateHost> list, RequestOptionCall<BulkRequestBuilder> call) {

        doDelete(entity, null);
    }

    public int queryDelete(CBCall<RequestHeaderCB> cbLambda) {
        return doQueryDelete(createCB(cbLambda), null);
    }

    public int[] batchInsert(List<RequestHeader> list) {
        return batchInsert(list, null, null);
    }

    public int[] batchInsert(List<RequestHeader> list, RequestOptionCall<BulkRequestBuilder> call) {

    public synchronized PagingList<SynonymItem> selectList(final int offset, final int size) {
        if (synonymItemList == null) {
            reload(null);
        }

        if (offset >= synonymItemList.size() || offset < 0) {
            return new PagingList<>(Collections.<SynonymItem> emptyList(), offset, size, synonymItemList.size());
        }

        int toIndex = offset + size;
        if (toIndex > synonymItemList.size()) {

    public static final String DEFAULT_HOURLY_CRON_EXPRESSION = "0 * * * *";

    public static final int DEFAULT_INTERVAL_TIME_FOR_FS = 1000;

    public static final int DEFAULT_INTERVAL_TIME_FOR_WEB = 10000;

    public static final int DEFAULT_NUM_OF_THREAD_FOR_FS = 5;

    public static final int DEFAULT_NUM_OF_THREAD_FOR_WEB = 1;

    public static final long DEFAULT_CRAWLING_EXECUTION_INTERVAL = 5000L;

    protected String[] fileConfigIds;

    protected String[] dataConfigIds;

    protected int documentExpires = -2;

    protected int hotThreadInterval = -1;

    public CrawlJob namespace(final String namespace) {
        this.namespace = namespace;
        return this;
    }

    public CrawlJob documentExpires(final int documentExpires) {
        this.documentExpires = documentExpires;
        return this;
    }

    //                                                                        Small Helper
    //                                                                        ============
    protected void verifyCrudMode(final int crudMode, final int expectedMode) {
        if (crudMode != expectedMode) {
            throwValidationError(messages -> {
                messages.addErrorsCrudInvalidMode(GLOBAL, String.valueOf(expectedMode), String.valueOf(crudMode));

    //                                                                        Small Helper
    //                                                                        ============
    protected void verifyCrudMode(final int crudMode, final int expectedMode) {
        if (crudMode != expectedMode) {
            throwValidationError(messages -> {
                messages.addErrorsCrudInvalidMode(GLOBAL, String.valueOf(expectedMode), String.valueOf(crudMode));